FR856347A - Improvements to photographic films - Google Patents

Improvements to photographic films

Info

Publication number
FR856347A
FR856347A FR856347DA FR856347A FR 856347 A FR856347 A FR 856347A FR 856347D A FR856347D A FR 856347DA FR 856347 A FR856347 A FR 856347A
Authority
FR
France
Prior art keywords
photographic films
photographic
films
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR856347A publication Critical patent/FR856347A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/22—Subtractive cinematographic processes; Materials therefor; Preparing or processing such materials
    • G03C7/24—Subtractive cinematographic processes; Materials therefor; Preparing or processing such materials combined with sound-recording

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR856347D 1938-05-06 1939-05-06 Improvements to photographic films Expired FR856347A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US856347XA 1938-05-06 1938-05-06

Publications (1)

Publication Number Publication Date
FR856347A true FR856347A (en) 1940-06-11

Family

ID=22192929

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856347D Expired FR856347A (en) 1938-05-06 1939-05-06 Improvements to photographic films

Country Status (1)

Country Link
FR (1) FR856347A (en)

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